/** @file   heater.h
    @author M. P. Hayes, UCECE
    @date   21 August 2007
    @brief  Heater driver.
*/
#ifndef HEATER_H
#define HEATER_H

#include "config.h"


/** Initialise heater.
    @param update_rate update rate in Hz  */
extern void heater_init (uint16_t update_rate);


/** Update heater.  */
extern void heater_update (void);


/** Set heater duty cycle.
    @param percent duty cycle percent  */
extern void heater_set (uint8_t percent);


#endif /* HEATER_H  */
